λ
Ratio Atlas

15,220,214

2 × 7610107
Deficient Even Composite

15,220,214 factors as 2 × 7610107. Its 4 positive divisors give a proper-divisor sum of 7,610,110, so this integer is deficient. The Collatz stopping time is 130 steps.

Prime Factor Structure

Factorization String 2 × 7610107
Distinct Prime Factors 2
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 4
Divisor Sum (σ) 22,830,324
Proper Divisor Sum 7,610,110
Digit Sum / Digital Root 17 (Root: 8)
Adjacent Primes #15220193 ← → #15220241

Radix Representation

Decimal 15220214
Binary 111010000011110111110110 (24 bits)
Octal 0o72036766
Hexadecimal 0xE83DF6

Divisor Catalog (4)

Collatz Trajectory (130 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

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